Search

Kuen S Lu

Examiner (ID: 11165, Phone: (571)272-4114 , Office: P/2156 )

Most Active Art Unit
2156
Art Unit(s)
2167, 2156, 2169, 2177
Total Applications
1326
Issued Applications
1083
Pending Applications
72
Abandoned Applications
171

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4258102 [patent_doc_number] => 06209168 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-03 [patent_title] => 'Combination brushroll and nozzle inlet control mechanism' [patent_app_type] => 1 [patent_app_number] => 9/453596 [patent_app_country] => US [patent_app_date] => 1999-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 3992 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/209/06209168.pdf [firstpage_image] =>[orig_patent_app_number] => 453596 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/453596
Combination brushroll and nozzle inlet control mechanism Nov 28, 1999 Issued
09/423906 APPARATUS FOR CLEANING SYNTHETIC GRASS Nov 15, 1999 Abandoned
Array ( [id] => 4379948 [patent_doc_number] => 06170117 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-09 [patent_title] => 'Multiple rake sootblower with internal valving manifold' [patent_app_type] => 1 [patent_app_number] => 9/440455 [patent_app_country] => US [patent_app_date] => 1999-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 2256 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/170/06170117.pdf [firstpage_image] =>[orig_patent_app_number] => 440455 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/440455
Multiple rake sootblower with internal valving manifold Nov 14, 1999 Issued
Array ( [id] => 4264086 [patent_doc_number] => 06178592 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-30 [patent_title] => 'Ballast frames for maintaining flexible mesh screen vents unclogged' [patent_app_type] => 1 [patent_app_number] => 9/430717 [patent_app_country] => US [patent_app_date] => 1999-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 1696 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/178/06178592.pdf [firstpage_image] =>[orig_patent_app_number] => 430717 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/430717
Ballast frames for maintaining flexible mesh screen vents unclogged Oct 28, 1999 Issued
Array ( [id] => 4162367 [patent_doc_number] => 06151749 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-11-28 [patent_title] => 'User-carried vacuum cleaner' [patent_app_type] => 1 [patent_app_number] => 9/425777 [patent_app_country] => US [patent_app_date] => 1999-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1244 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/151/06151749.pdf [firstpage_image] =>[orig_patent_app_number] => 425777 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/425777
User-carried vacuum cleaner Oct 21, 1999 Issued
Array ( [id] => 1536206 [patent_doc_number] => 06370730 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-16 [patent_title] => 'Hose lock with integral seal' [patent_app_type] => B1 [patent_app_number] => 09/422480 [patent_app_country] => US [patent_app_date] => 1999-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 4691 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/370/06370730.pdf [firstpage_image] =>[orig_patent_app_number] => 09422480 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/422480
Hose lock with integral seal Oct 20, 1999 Issued
Array ( [id] => 4340724 [patent_doc_number] => 06272720 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-14 [patent_title] => 'Sweeping machine' [patent_app_type] => 1 [patent_app_number] => 9/421530 [patent_app_country] => US [patent_app_date] => 1999-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1794 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 379 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/272/06272720.pdf [firstpage_image] =>[orig_patent_app_number] => 421530 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/421530
Sweeping machine Oct 19, 1999 Issued
Array ( [id] => 4231759 [patent_doc_number] => 06256832 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-10 [patent_title] => 'Vacuum cleaner' [patent_app_type] => 1 [patent_app_number] => 9/355498 [patent_app_country] => US [patent_app_date] => 1999-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4069 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/256/06256832.pdf [firstpage_image] =>[orig_patent_app_number] => 355498 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/355498
Vacuum cleaner Oct 17, 1999 Issued
Array ( [id] => 4381625 [patent_doc_number] => 06269519 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-07 [patent_title] => 'Duct cleaning device' [patent_app_type] => 1 [patent_app_number] => 9/419078 [patent_app_country] => US [patent_app_date] => 1999-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3060 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/269/06269519.pdf [firstpage_image] =>[orig_patent_app_number] => 419078 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/419078
Duct cleaning device Oct 14, 1999 Issued
Array ( [id] => 4175570 [patent_doc_number] => 06129097 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-10 [patent_title] => 'Jewelry cleaning device' [patent_app_type] => 1 [patent_app_number] => 9/412049 [patent_app_country] => US [patent_app_date] => 1999-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3480 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/129/06129097.pdf [firstpage_image] =>[orig_patent_app_number] => 412049 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/412049
Jewelry cleaning device Oct 3, 1999 Issued
Array ( [id] => 1566129 [patent_doc_number] => 06497000 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-24 [patent_title] => 'Apparatus for cleaning ophthalmic components' [patent_app_type] => B1 [patent_app_number] => 09/409759 [patent_app_country] => US [patent_app_date] => 1999-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 33 [patent_no_of_words] => 7035 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/497/06497000.pdf [firstpage_image] =>[orig_patent_app_number] => 09409759 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/409759
Apparatus for cleaning ophthalmic components Sep 29, 1999 Issued
Array ( [id] => 4395662 [patent_doc_number] => 06192549 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-27 [patent_title] => 'Upright water extraction cleaning machine' [patent_app_type] => 1 [patent_app_number] => 9/408997 [patent_app_country] => US [patent_app_date] => 1999-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 10953 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/192/06192549.pdf [firstpage_image] =>[orig_patent_app_number] => 408997 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/408997
Upright water extraction cleaning machine Sep 28, 1999 Issued
Array ( [id] => 4217378 [patent_doc_number] => 06134744 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Upright water extraction cleaning machine' [patent_app_type] => 1 [patent_app_number] => 9/408996 [patent_app_country] => US [patent_app_date] => 1999-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 12199 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/134/06134744.pdf [firstpage_image] =>[orig_patent_app_number] => 408996 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/408996
Upright water extraction cleaning machine Sep 28, 1999 Issued
09/406096 VACUUM CLEANER APPARATUS AND RETURN AIR SYSTEM FOR USE WITH THE SAME Sep 24, 1999 Abandoned
Array ( [id] => 1442114 [patent_doc_number] => 06367119 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-09 [patent_title] => 'Dual-duty blowing and exhausting apparatus' [patent_app_type] => B1 [patent_app_number] => 09/401519 [patent_app_country] => US [patent_app_date] => 1999-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 12 [patent_no_of_words] => 2182 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 353 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/367/06367119.pdf [firstpage_image] =>[orig_patent_app_number] => 09401519 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/401519
Dual-duty blowing and exhausting apparatus Sep 21, 1999 Issued
Array ( [id] => 4286938 [patent_doc_number] => 06240595 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-05 [patent_title] => 'Apparatus for removing coatings from deck tiedowns on marine vessels using ultra high pressures waterjetting' [patent_app_type] => 1 [patent_app_number] => 9/400259 [patent_app_country] => US [patent_app_date] => 1999-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3268 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 302 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/240/06240595.pdf [firstpage_image] =>[orig_patent_app_number] => 400259 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/400259
Apparatus for removing coatings from deck tiedowns on marine vessels using ultra high pressures waterjetting Sep 20, 1999 Issued
Array ( [id] => 4130525 [patent_doc_number] => 06154919 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Sawdust collection system' [patent_app_type] => 1 [patent_app_number] => 9/395439 [patent_app_country] => US [patent_app_date] => 1999-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 1733 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/154/06154919.pdf [firstpage_image] =>[orig_patent_app_number] => 395439 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/395439
Sawdust collection system Sep 13, 1999 Issued
Array ( [id] => 4378574 [patent_doc_number] => 06230363 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-15 [patent_title] => 'Large-scale cleaning vehicle' [patent_app_type] => 1 [patent_app_number] => 9/395949 [patent_app_country] => US [patent_app_date] => 1999-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 24 [patent_no_of_words] => 7643 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/230/06230363.pdf [firstpage_image] =>[orig_patent_app_number] => 395949 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/395949
Large-scale cleaning vehicle Sep 13, 1999 Issued
Array ( [id] => 4286953 [patent_doc_number] => 06240596 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-05 [patent_title] => 'Dust shield apparatus for floor machines' [patent_app_type] => 1 [patent_app_number] => 9/393217 [patent_app_country] => US [patent_app_date] => 1999-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2888 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/240/06240596.pdf [firstpage_image] =>[orig_patent_app_number] => 393217 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/393217
Dust shield apparatus for floor machines Sep 8, 1999 Issued
Array ( [id] => 4223082 [patent_doc_number] => 06135129 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-24 [patent_title] => 'Air intake passage cleaning method and its apparatus' [patent_app_type] => 1 [patent_app_number] => 9/390990 [patent_app_country] => US [patent_app_date] => 1999-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 14 [patent_no_of_words] => 4382 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/135/06135129.pdf [firstpage_image] =>[orig_patent_app_number] => 390990 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/390990
Air intake passage cleaning method and its apparatus Sep 6, 1999 Issued
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